PE-4010 PE-4020 Polyester Polyol Used in Leather Resins Hot Melt Adhesives
1. Product Description
This product is a linear polyester polyol synthesized through the esterification and polycondensation of adipic acid and ethylene glycol.
2. Main application fields
The product is widely used in hot melt adhesives, coatings, leather resins, and related fields.
3. Technical features
This polyester polyol offers high reactivity, excellent stability, and ease of production and handling.
4. Index parameters
Type | Room temperature appearance | Viscosity (75℃ cps) | Hydroxyl number (mgKOH/g) | Acid number (mgKOH/g) | Water content (%) | Molecular weight |
PE-4010 | White solid | 150-250 | 107-117 | <0.5 | <0.05 | 1000 |
PE-4020 | White solid | 450-750 | 53-59 | <0.5 | <0.05 | 2000 |
5. Precautions for use